Year	current US$
1960	2760750860.621967
1961	3034037810.9679537
1962	3308912796.934866
1963	3540403456.5530486
1964	3889129942.307692
1965	4388937649.038462
1966	5279230817.307693
1967	5638461442.307693
1968	6081009427.884615
1969	6695336567.307693
1970	7086538437.5
1971	7375000024.038462
1972	8177873151.042242
1973	10838587357.74659
1974	13702998512.449238
1975	14882770593.979597
1976	16985208648.211235
1977	19779312261.31554
1978	24006566636.6855
1979	27371650824.509174
1980	32353514988.728706
1981	34846039193.61307
1982	36589772403.75658
1983	40042798388.49509
1984	41797647775.623795
1985	38900711332.5373
1986	43096773980.8569
1987	50535446554.876854
1988	61667253471.37359
1989	72250748099.97617
1990	85343190719.01065
1991	98234714971.06122
1992	111452746517.65535
1993	128889262951.15672
1994	146683778959.101
1995	169278916592.84286
1996	183035237429.28085
1997	150180456565.72845
1998	113675596787.7377
1999	126669211778.94038
2000	126392224253.79382
2001	120296476180.40192
2002	134300904400.02177
2003	152280615245.88742
2004	172895685154.65817
2005	189318408468.5952
2006	221758296021.62064
2007	262942621455.05292
2008	291382982430.9515
2009	281710630187.3191
2010	341104766329.1696
2011	370818739623.62195
2012	397558325278.5791
2013	420333654592.54706
2014	407339040197.65125
2015	401296238228.0839
2016	413366349747.5081
2017	456356813536.7637
2018	506754208404.4847
2019	543976691793.88586
2020	500461898480.24554
2021	506256494297.33966
2022	495645210972.7507
2023	514944993833.5776